package com.edu.internship.config.redis;


import com.edu.internship.util.JsonUtils;
import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.springframework.cache.annotation.EnableCaching;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

import javax.annotation.Resource;

@Configuration
@EnableCaching
public class RedisConfig {

    @Resource
    private ObjectMapper objectMapper;
    /**
     * RedisTemplate
     */
    @Bean
    public RedisTemplate<String, String> redisTemplate(RedisConnectionFactory factory) {
        RedisTemplate<String, String> template = new RedisTemplate<String, String>();
        template.setConnectionFactory(factory);
//        Jackson2JsonRedisSerializer<Object> jackson2JsonRedisSerializer = new Jackson2JsonRedisSerializer<>(Object.class);
//        ObjectMapper om = JsonUtils.getInstance().getObjectMapper();
//        // 指定要序列化的域，field,get和set,以及修饰符范围，ANY是都有包括private和public
//        om.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);
//        // 指定序列化输入的类型，类必须是非final修饰的，final修饰的类，比如String,Integer等会跑出异常
//        //om.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
//        om.activateDefaultTyping(LaissezFaireSubTypeValidator.instance, ObjectMapper.DefaultTyping.NON_FINAL);
//        jackson2JsonRedisSerializer.setObjectMapper(om);
        template.setKeySerializer(keySerializer());
        template.setHashKeySerializer(keySerializer());
        template.setValueSerializer(valueSerializer());
        template.setHashValueSerializer(valueSerializer());

        return template;
    }

    private RedisSerializer<String> keySerializer() {
        return new StringRedisSerializer();
    }

    private RedisSerializer<Object> valueSerializer(){
        return new GenericJackson2JsonRedisSerializer(objectMapper);
    }


}
